Cod sursa(job #2033859)

Utilizator maria_sinteaMaria Sintea maria_sintea Data 7 octombrie 2017 11:20:14
Problema Secventa Scor 60
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.76 kb
#include <cstdio>
#include <deque>
#define N 500005
using namespace std;

int n, k, a[N], nr;
int maxi=-930000, psm;
deque <int> d;

int main()
{
    freopen("secventa.in","r",stdin);
    freopen("secventa.out","w",stdout);

    scanf("%d %d\n",&n, &k);
    for(int i=0;i<n;i++)
        scanf("%d ",&a[i]);

    d.push_back(0);
    for(int i=1;i<n;i++)
    {
        while(!d.empty() && a[d.back()]>=a[i])
            d.pop_back();
        d.push_back(i);
        if(i>=k)
        {
            if(d.front()==i-k)
                d.pop_front();
            if(a[d.front()]>maxi)
            {
                maxi=a[d.front()];
                psm=i+1;
            }
        }
    }

    printf("%d %d %d", psm-k+1, psm, maxi);
    return 0;
}